Add 28/12 and 80/27, Solve 2 4/12 + 2 26/27 as a fraction

Add 28/12 and 80/27

1^st number: 2 4/12, 2^nd number: 2 26/27

28/12 + 80/27 is 143/27.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 27 is 108

Next, find the equivalent fraction of both fractional numbers with denominator 108
For the 1st fraction, since 12 × 9 = 108,
28/12 = 28 × 9/12 × 9 = 252/108
Likewise, for the 2nd fraction, since 27 × 4 = 108,
80/27 = 80 × 4/27 × 4 = 320/108
Add the two like fractions:
252/108 + 320/108 = 252 + 320/108 = 572/108
572/108 simplified gives 143/27
So, 28/12 + 80/27 = 143/27
In mixed form: 58/27

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